package lianxi.xl6;

public class StudentTest {
    public static void main(String[] args) {


        CollegeStudent student = new CollegeStudent();

        student.study();
        student.learnComputer();
        student.learnEnglish();

        FootballAthlete ftAth = new FootballAthlete();

        ftAth.doSport();
        ftAth.learnEnglish();



    }
}